Symonds Mark O

Delap advisors can help you achieve your business goals.

Accountant in Lake Oswego, OR (show on map)

A premier CPA firm in Portland, Oregon, providing tax, assurance, business advisory, wealth advisory, and managed IT services.

Call (503) 697-4118

Navigate to Visit website

About

Delap LLP is a premier CPA firm based in Lake Oswego, Oregon, serving clients in Portland and beyond. Founded in 1933 by Virgil DeLap, the firm has grown to 115 employees and 17 partners.

Delap offers a comprehensive suite of financial services including tax, assurance, business advisory, wealth advisory, and managed IT services. The firm is a member of Leading Edge Alliance and has recently joined Aprio. Delap is recognized for its exceptional client service, low staff attrition, and commitment to community involvement. The firm has received numerous awards including 2025 Top Workplace in Oregon, 2025 Top 200 Accounting Firm, and Oregon's Most Admired Companies of 2024.

Integrated financial services firm with experts in tax, assurance, business advisory, wealth advisory, and managed IT services

Member of Leading Edge Alliance for nationwide and global resources

Low staff attrition ensuring consistent client service professionals

Combines national firm expertise with local Portland personal service

17 partners and 115 employees providing deep expertise

Multiple top workplace awards and recognized as a premier firm

Part of Aprio network

Services

Assurance

Accurate, dependable audits that can improve the availability of capital, aid quality decision making, and increase investor confidence.

Financial statement audits Review and compilation services Internal audit support

Tax

Our expert tax teams possess a sophisticated understanding of the tax risks, requirements, and opportunities that affect your business.

Business tax planning State & local tax Trust & estate planning

Business Advisory

Our advisors use strategic thinking and historical data to guide you through the prospective decisions that impact your bottom line.

Strategic planning Financial analysis Decision support

Wealth Advisory

Wealth advisors, tax strategists, and investment managers — all working together to bring clarity and confidence to your financial future.

Investment management Tax strategy Wealth planning

Managed IT Services

Integrate your technology stack with your business strategy to scale for growth and achieve success. Our IT experts can give you this competitive edge.

Technology integration IT strategy Managed services

Employee Benefit Plans

Expert guidance on employee benefit plans to support your business and attract top talent.

Plan design Compliance Administration

Credentials & Certifications

Certified Public Accountant (CPA)

Leading Edge Alliance Member

Aprio Member Firm

Peer Review Compliant

Frequently Asked Questions

Why should I choose Delap over other CPA firms? +

Delap combines the expertise and resources of a national firm with the personal service and responsiveness of a local firm in Portland, Oregon. They have low staff attrition, meaning clients consistently see the same service professionals year after year.

What industries does Delap serve? +

Delap serves automotive, construction, financial institutions, food & beverage, home builders, manufacturing, real estate, retail & wholesale, senior living, and software & technology industries.

When was Delap founded? +

Delap was founded in 1933 by Virgil DeLap, who left a successful national CPA firm to start an Oregon accounting firm focused on exceptional service and employee well-being.

What services does Delap offer? +

Delap offers assurance, tax, business advisory, wealth advisory, managed IT services, employee benefit plans, fractional CFO, mergers & acquisitions, cybersecurity consulting, state & local tax, and trust & estate planning.

Is Delap part of a larger network? +

Yes, Delap is a member of Leading Edge Alliance, giving access to a vast resource pool of tax, accounting, and business specialists across the U.S. and globally. Delap has also joined Aprio.

Where is Delap headquartered? +

Delap is headquartered in Lake Oswego, Oregon, with a Portland, Oregon practice.

What makes Delap's workplace culture unique? +

Delap is purpose-driven, investing in employees through career development, work-life balance, and community involvement. They have received multiple top workplace awards and have a low staff attrition rate.

Does Delap offer benefits to employees? +

Yes, Delap offers profit sharing, 401(k) with generous match, generous PTO and paid holidays, comprehensive healthcare, parental leave, wellness programs, busy season meals, and life/disability insurance.